System and method for counting ridges in a captured print image
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United States of America Patent
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Feb 7, 2006
Grant Date -
Jun 10, 2004
app pub date -
Aug 1, 2003
filing date -
Aug 2, 2002
priority date (Note) -
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Abstract
A system and method for counting ridges in a captured print image frame is described. A pixel path through the captured print image frame is traversed. A hysteresis band for the pixel path is determined. A number of crossings of the determined hysteresis band is counted while traversing the pixel path. A number of print ridges based on the counted number of hysteresis band crossings is determined.
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